253210

Appears in sequences

• Starting index of a string of 6 or more consecutive equal digits in decimal expansion of Pi.at n=5A049534
• Starting positions of strings of four 5's in the decimal expansion of Pi.at n=25A083621
• Starting positions of strings of five 5's in the decimal expansion of Pi.at n=7A083622
• Numbers k such that (28*10^k + 191)/3 is prime.at n=33A273042